* {
  font-size: 12px;
  font-family: "SimSun-ExtBun";
  margin: 0 auto;
  padding: 0;
}
a{text-decoration: none;
color:#000;}
.content {
  width: 600px;
  height: 340px;

  #banner {
    height: 680px;
    width: 600px;
    position: relative;
    overflow: hidden;
    #list {
      position: absolute;
      height: 2040px;
      width: 600px;
      z-index: 1;
      img {
        padding: 0 !important;
        margin: 0!important;
        width: 600px;
        height: 340px;
      }
    }
    #buttons {
      z-index: 2;
      position: absolute;
      bottom: 20px;
      left: 500px;
      span {
        cursor: pointer;
        display: block;
        float: left;
        margin-left: 5px;
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: red;
        border: 1px solid #38f8d7;
        &.on {
          background: #38f8d7;
          border: 1px solid red;
        }
      }
    }
    .arrow {
      cursor: pointer;
      position: absolute;
      top:150px;
      z-index: 9;
      display: none;
      width: 50px;
      height: 30px;
      line-height: 30px;
      text-align: center;
      color: white;
      background: red;
    }
    #prev{
      left:50px;
    }
    #next{
      right:20px;
    }
    &:hover .arrow{display: block;
    &:hover{
      background: pink;}
    }
  }

}
